Adderall is active for four to six hours. Ritalin is only active for two to three hours. This doesnât necessarily mean that Adderall is more useful. Some people prefer the shorter-acting Ritalin because they can better control the timing of side effects, such as loss of appetite and sleeplessness.
Nonlinguistic Representations Nonlinguistic representations enhance students' ability to use mental images to represent and elaborate on knowledge. To back up slightly, knowledge is stored in two forms: linguistic form (as language) and nonlinguistic form (as mental images and physical sensations). The more individuals use both types of representation, the better they are able to reflect on and recall knowledge.
Answer: I would like to have an introduction article on representational art.... **. The word  representational , when used to describe a work of art, means that the work depicts something easily recognized by most people.ven when art was symbolic, or non-figurative, it was usually representative of something. Abstract (non-representational) art is a relatively recent invention, and didn't evolve until the early 20th-century. ...and its present status.... Representational art is thriving.